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C11EDF1 — Holding function, unexpected values from ctrl. mod. for pwr. sup. sys.

Holding function, unexpected values from ctrl. mod. for pwr. sup. sys.. The Taycan, 911 (992), Panamera (971), Panamera (972) and Cayenne report this code; below is which control unit sets it on each model and how to read and clear it.

Which models and control units set C11EDF1

Porsche Taycan

Porsche 911 (992)

Porsche Panamera (971, 2017–2023)

Porsche Panamera (972, 2024–)

Porsche Cayenne (9YA)

How to read and clear C11EDF1

  1. Plug a standard ENET (Ethernet-to-OBD) cable into your Porsche's OBD port and your Mac or Windows PC.
  2. Open STEUER14, pick your car and run a fault scan: every control unit is read, and C11EDF1 shows with its status, its full description and the freeze frame when the unit stores one.
  3. Fix the cause first, then clear the fault memory and scan again to check it stays away. Reading and clearing fault codes is free on every control unit.

More about fault memory in the manual →

Download STEUER14 — free fault reading

Other codes of the Brake Electronics

C11EA12Roof rack detection sensor - short circuit to B+
C11EA14Roof rack detection sensor - open circuit/short circuit to ground
C11EA29Sensor for roof rack recognition, Implausible signal
C11EB04Brake booster pressure sensor 2, Faulty
C11EC04Brake booster pressure sensor, Faulty
C11EDF0Holding function, unexpected values from ctrl. module for distance control
C11EDF2Holding function, unexpected values from transm.
C11EDF3Holding function, unexpected values from HV battery charging unit
C11EDF4Holding function, unexpected values from brake booster
C11EDF5Holding function, unexpected values from PDC
C11EDF6Holding function, unexpected values from lane change assistant
C11EDF7Holding function, unexpected values from ctrl. module for distance control

All 317 codes of this control unit →

Fault names come from the manufacturer's diagnostic data. STEUER14 is independent and not affiliated with Porsche AG. A code tells you what a control unit detected, not always which part failed — check wiring, supply voltage and related codes before replacing parts. STEUER14 shows each fault's full description, status and freeze frame on the car.